Finding the Fourth Proportional to 252,776.44, 379,163.58 and 102,983.32
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Solution
The fourth proportional to 252,776.44, 379,163.58 and 102,983.32 is: 154,474.54
Step by Step Solution
- Step 1: Write the proportion equation
252,776.44 : 379,163.58 = 102,983.32 : x - Step 2: Convert to fraction form
252,776.44/379,163.58 = 102,983.32/x - Step 3: Cross multiply
252,776.44x = 379,163.58 × 102,983.32 - Step 4: Simplify right side
252,776.44x = 39,047,524,291.49 - Step 5: Solve for x
x = 39,047,524,291.49/252,776.44 - Step 6: Final answer
x = 154,474.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.